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几何尺寸与公差论坛»论坛 › Norm Space: Product Automatic Standards - 范数空间 › National Standards › ISO standards › din en 983

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din en 983

发表于 2009-9-5 18:51:26 | 显示全部楼层 |阅读模式

din en 983 ??
i am looking for some information from din en 983 (safety standard for pneumatics). where can i get free information?

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